Table 3 Comparison of HRV frequency domain indexes in the two groups (\(\overline{x}\) ± s)
From: Effects of focus training on heart rate variability in post-stroke fatigue patients
Group | Research group (n = 30) | Control group (n = 30) | t | p |
|---|---|---|---|---|
LF (ms2/Hz) | ||||
Before intervention | 467.85 ± 101.69 | 468.95 ± 103.24 | 0.042 | 0.967 |
After intervention | 988.46 ± 245.46a | 600.69 ± 132.48a | 7.615 | < 0.001 |
HF (ms2/Hz) | ||||
Before intervention | 440.46 ± 214.55 | 451.12 ± 222.01 | 0.189 | 0.851 |
After intervention | 677.79 ± 201.24a | 506.45 ± 220.14a | 3.147 | 0.003 |
LF/HF | ||||
Before intervention | 1.10 ± 0.80 | 1.09 ± 0.78 | 0.049 | 0.961 |
After intervention | 1.94 ± 0.71a | 1.17 ± 0.82a | 3.686 | 0.001 |